WO2019024749A1

WO2019024749A1 - Electronic card connector and assembly thereof

Info

Publication number: WO2019024749A1
Application number: PCT/CN2018/097168
Authority: WO
Inventors: 郭建刚; 朱昭晖; 周建波
Original assignee: 启东乾朔电子有限公司
Priority date: 2017-08-04
Filing date: 2018-07-26
Publication date: 2019-02-07
Also published as: US20200153132A1; US10763603B2

Abstract

Disclosed by the present invention are an electronic card connector and an assembly thereof, which comprise a card holder for accommodating an electronic card on both sides and an electronic card connector for inserting the card holder. The electronic card connector comprises: an insulating body, a conductive terminal fixed in the insulating body, and a shielding shell covering the periphery of the insulating body, wherein an accommodating cavity for inserting the card holder is formed in the insulating body. The conductive terminal has a first terminal and a second terminal respectively located on upper and lower sides of the accommodating cavity respectively, and is provided with a retaining portion retained on the insulating body, a contact portion protruding from the retaining portion into the accommodating cavity, and a welded portion extending out of the insulating body. The contact portion of the first terminal and the contact portion of the second terminal vertically correspond to each other and are disposed opposite to each other, so that the card holder may be inserted into the accommodating cavity in forward and reverse directions, thereby avoiding occurrence of a situation where erroneous insertion is caused by erroneous operation.

Description

Electronic card connector and its components

Technical field

The present invention relates to an electronic card connector and its components, and more particularly to a miniaturized and bi-directionally pluggable electronic card connector and its components.

Background technique

Please refer to Chinese Patent Publication No. 101752697 for a stacked electronic card connector comprising an insulative housing, a conductive terminal held in the insulating body, and a shielding housing covering the outside of the insulating body. The insulative housing and the shielding shell cooperate to define a receiving space for receiving a corresponding electronic card. The insulative housing includes a first flat substrate and a second flat substrate below the first flat substrate. The conductive terminal is provided with an abutting portion, and the abutting portion protrudes into the receiving space to be electrically connected to the corresponding electronic card. However, the upper receiving space of the stacked electrical connector is separated from the lower receiving space by an insulating body, thereby increasing the height of the electrical connector, and is disadvantageous for the positive and negative insertion of the electronic card, which is inconvenient to use.

Please refer to Chinese Patent No. 104425920, which discloses an electronic card connector capable of plugging two electronic cards, comprising an insulating body, a conductive terminal held in the insulating body, and a drawer seat cooperatively interacting with the insulating body. The insulative housing has a receiving cavity, and the drawer seat is actuated in the receiving cavity. The drawer seat is provided with a first receiving space and a second receiving space. The conductive terminal includes a first conductive terminal and a second conductive terminal for mating with different electronic cards, and the first conductive terminal and the second conductive terminal are respectively arranged with respect to the first receiving space and the second receiving space. . The first receiving space and the second receiving space are disposed apart from each other. The electronic card connector can accommodate a plurality of electronic cards at the same time to ensure that the electronic product having the electronic card connector has a better size. However, the drawer seat is a first and a second receiving space disposed in the front-rear direction. Although the problem of the height of the connector is solved, the length of the electronic card connector occupies the length of the electronic device is increased, and the drawer seat is not suitable for the front and rear docking. , causing inconvenience to the problem.

Therefore, it is desirable to propose a new electronic card connector and its components to overcome the above drawbacks.

Summary of the invention

It is an object of the present invention to provide an electronic card connector that is miniaturized or can be inserted in the forward and reverse directions and an assembly thereof.

In order to achieve the above object, the present invention adopts the following technical solution: an electronic card connector for card insertion for accommodating an electronic card on both sides. The electronic card connector includes an insulative housing, a conductive terminal fixed in the insulative housing, and a shielding housing covering the insulative housing. The insulating body is formed with a receiving cavity for insertion of the card holder. The first terminal and the second terminal are respectively disposed on the upper and lower sides of the receiving cavity, and the first and second terminals are respectively provided with a holding portion that is fixed on the insulating body, and protrudes from the holding portion into the receiving cavity. a contact portion and a soldering portion extending from the insulative housing, the insulative housing includes a first body integrally molded on the first terminal and the shielding case; the contact portion of the first terminal and the contact portion of the second terminal correspond to each other And disposed opposite to each other, the card holder can be inserted into the receiving cavity in the forward and reverse directions to abut the contact portion.

In a preferred embodiment, the insulative housing further includes a second body integrally molded on the second terminal, the first body and the second body being respectively located on upper and lower sides of the receiving cavity and separated from each other.

In a preferred embodiment, the shielding shell has a top wall and a pair of side walls bent downward from both sides of the top wall, and the first body is integrally injection molded on the top wall of the shielding shell, and the The top wall is provided with a through hole penetrating the upper and lower surfaces thereof, the through hole is provided with a chamfered portion which is located on the upper surface of the top wall and the opening is gradually enlarged outward, and the first body has a fastening portion filled with the chamfered portion .

In a preferred embodiment, the sidewall of the shielding shell is provided with an elastic latching portion protruding toward the receiving cavity side, and the electronic card connector is provided with an insulating bump integrally molded on the elastic latching portion. The insulating protrusion protrudes into the receiving cavity to hold the card holder.

In a preferred embodiment, the contact portion of the conductive terminal extends into the receiving cavity along the insertion and removal direction, and the contact portions all extend toward the rear end of the insulating body.

In a preferred embodiment, the first terminals are arranged in two rows, and the contact portions of the two rows of first terminals extend into the receiving cavity in a lateral direction perpendicular to the insertion and removal direction and are disposed opposite to each other.

In a preferred embodiment, the first terminal is stamped and blanked by a strip and the second terminal is stamped and blanked by another strip, and the welded portion of the first terminal is transverse to the insertion and removal direction. The upper rows are in a row and are in the same plane as the welded portions of the second terminals.

In a preferred embodiment, the first body is provided with a rear end portion at a rear end thereof, and the electronic card connector includes a detecting terminal integrally formed at a rear end portion of the first body and assembled at the rear end portion. The elastic terminal, the detecting terminal and the first terminal are stamped and blanked by the same material strip, and have a contact portion exposed to the rear end portion and a soldering portion extending from the rear end portion, and the soldering portion of the detecting terminal is The soldering portions of the conductive terminals are arranged in a row, and the elastic terminals include a bent portion extending into the receiving cavity and an abutting portion at a free end of the bent portion, and the abutting portion of the elastic terminal is located at the contact portion of the detecting terminal And abutting on the contact portion of the detecting terminal.

To achieve the above object, the present invention adopts the following technical solution: an electronic card connector assembly for connecting an electronic card, the electronic card connector assembly including an electronic card connector and a card holder. The electronic card connector includes an insulative housing, a conductive terminal fixed in the insulative housing, and a shielding housing covering the insulative housing. The insulating body is formed with a receiving cavity and is respectively disposed on the two sides of the receiving cavity. The main body and the second body, the conductive terminal is provided with a contact portion protruding into the receiving cavity and a soldering portion extending from the insulating body. The card holder has a carrying portion for arranging an electronic card and a door panel at a front side of the carrying portion. The carrying portion is inserted into the receiving cavity, and the door panel is located outside the receiving cavity. The first body is integrally injection-molded on the first terminal and the shielding shell; the contact portions of the conductive terminals on the first body and the second body are vertically corresponding and disposed opposite to each other, respectively, and the upper and lower sides of the card The card corresponds to the contact, and the distance between the two ends of the door plate protruding from opposite ends of the bearing portion is equal.

In a preferred embodiment, the card holder is provided with a card slot respectively located on the upper and lower surfaces thereof and a support portion located in the middle of the card slot. The two card slots of the upper and lower surfaces are identical in structure and disposed symmetrically with each other.

To achieve the above object, the present invention adopts the following technical solution: an electronic card connector for mounting on a circuit board, the electronic card connector including a first body, a first terminal fixed in the first body, and a cover a shielding shell on a periphery of the first body; the shielding housing has a top wall and a pair of side walls bent downward from both sides of the top wall, the side wall being provided with soldering legs mounted on the circuit board, The first body is integrally injection-molded on the first terminal and the top wall of the shielding shell. The first body and the shielding shell and the circuit board are jointly formed with a receiving cavity for inserting an electronic card in the insertion and removal direction, and the first terminal The utility model has a holding portion held on the first body, a resilient arm protruding downward from the retaining portion into the receiving cavity, and a welded portion extending from the first body.

In a preferred embodiment, the top wall is provided with a through hole penetrating through the upper and lower surfaces, and the through hole is provided with a chamfered portion on the upper surface of the top wall and the opening is gradually enlarged outward, and the first body has a filling The crotch portion of the chamfered portion.

In a preferred embodiment, the top wall of the shielding shell is provided with a guiding portion at the front end and protruding inward, and the guiding portion is located at the front end of the first body.

In a preferred embodiment, the guiding portion is a rib protruding inward from the top wall of the shielding shell.

In a preferred embodiment, the guiding portion is a resilient piece that is torn from the top wall of the shielding housing and extends inwardly and extends obliquely inward.

In a preferred embodiment, the first body is provided with an inclined guiding portion at a front end thereof, and a lower side of the inclined guiding portion is lower than a lower side of the guiding portion of the shielding case in a vertical direction, The guiding portion is located in front of the inclined guiding portion and partially embedded in the first body.

In a preferred embodiment, the welded portions are arranged in a row in a lateral direction perpendicular to the insertion and removal direction, and a height of the welded portion in a vertical direction perpendicular to the insertion and removal direction is lower than a height of the elastic arm. .

In a preferred embodiment, the sidewall of the shielding shell is provided with an elastic latching portion protruding toward the receiving cavity side, and the electronic card connector is provided with an insulating bump integrally molded on the elastic latching portion. The insulating protrusion protrudes into the receiving cavity.

In a preferred embodiment, the first body is provided with a rear end portion at a rear end thereof, and the electronic card connector includes a detecting terminal integrally formed at a rear end portion of the first body and assembled at the rear end portion. The elastic terminal, the detecting terminal and the first terminal are stamped and blanked by the same material strip, and have a contact portion exposed to the rear end portion and a soldering portion extending from the rear end portion, and the soldering portion of the detecting terminal is The soldering portions of the first terminals are arranged in a row, and the elastic terminals include a bent portion extending into the receiving cavity and an abutting portion at a free end of the bent portion, and the abutting portion of the elastic terminal is located at the contact portion of the detecting terminal The rear end abuts on the contact portion of the detecting terminal.

Compared with the prior art, the present invention has the following beneficial effects: the conductive terminal has a first terminal and a second terminal respectively located on upper and lower sides of the receiving cavity and is provided with a contact portion protruding into the receiving cavity and extending the insulation. The welded part of the body. The contact portion of the first terminal and the contact portion of the second terminal are vertically corresponding and disposed opposite to each other, so that the card holder can be inserted into the receiving cavity in the forward and reverse directions, and the erroneous insertion caused by the erroneous operation is avoided. In the case of damaging the electronic card connector, the receiving cavity is formed by the upper and lower first and second bodies, and there is no other mechanical component in the middle to reduce the overall height of the electronic card connector, thereby achieving a trend toward thinning; The first body and the first terminal are jointly held on the top wall of the shielding shell to form a whole body, and the receiving cavity is clamped with the circuit board to reduce the thickness of the electronic card connector, thereby achieving thinness and miniaturization.

DRAWINGS

1 is a perspective view of an electronic card connector assembly in accordance with a first embodiment of the present invention.

2 is a perspective view of another angle of the electronic card connector assembly shown in FIG. 1.

3 is a partially exploded perspective view of the electronic card connector assembly of FIG. 1.

4 is a front elevational view of the electronic card connector of the electronic card connector assembly of FIG. 1.

Figure 5 is a partially exploded view of the electronic card connector of the electronic card connector assembly of Figure 1.

6 is an exploded perspective view of the upper module in the electronic card connector shown in FIG. 5.

Figure 7 is an exploded perspective view of the upper module shown in Figure 6 at another angle.

Figure 8 is a cross-sectional view of the upper module of the electronic card connector shown in Figure 5 taken along the line A-A.

Figure 9 is a partial enlarged view of the upper module shown in Figure 8.

Figure 10 is a partial enlarged view of the upper module shown in Figure 8.

Figure 11 is an exploded view of the card tray of the electronic card connector assembly shown in Figure 3.

Figure 12 is a perspective view of an electronic card connector assembly in accordance with a second embodiment of the present invention.

Figure 13 is a partially exploded view of the electronic card connector assembly shown in Figure 12;

Detailed ways

Referring to Figures 1 to 3, the present invention discloses an electronic card connector assembly 100 mountable to a circuit board (not shown) and provided with an electronic card connector and an electronic device. Cato 7 inside the card connector. The electronic card connector includes an insulating body, a conductive terminal fixed in the insulating body, and a shielding case 3 covering the insulating body. In this embodiment, the insulative housing and the shielding housing 3 are formed with a receiving cavity 101 for inserting the card holder 7 in the insertion and removal direction. As shown in FIG. 11 to FIG. 13 , the card tray has an electronic card. a carrying portion and a door panel on the rear side of the carrying portion, the carrying portion is inserted into the receiving cavity, the door panel is located outside the receiving cavity, and the carrying portion of the clip 7 is provided with two card slots 70 respectively located on the upper and lower surfaces thereof The two card slots 70 have the same structure and are symmetrically arranged with each other in a center, so that the card tray can be inserted into the receiving cavity 101 in the forward and reverse directions, which is convenient to use, and the distance between the two ends of the door plate protruding from the bearing portion is equal, and no need to be installed. Stay in structure and reduce manufacturing costs. Please elaborate later.

As shown in FIG. 2 to FIG. 5, the conductive terminals include a first terminal 201 and a second terminal 202 respectively located on upper and lower sides of the receiving cavity 101, and the first terminal 201 is formed by a terminal strip stamping and blanking. The second terminal 202 is stamped and blanked by another terminal strip. The insulative housing includes a first body 1 integrally molded on the first terminal 201 and a second body 6 integrally molded on the second terminal 202. The first body 1 and the second body 6 are respectively located in the receiving cavity. The upper and lower sides of the 101 are separated from each other, so that the first body 1 and the second body 6 are separately arranged and combined to meet different customer requirements and reduce manufacturing costs.

The first body 1 is provided with a main body 11 and a rear end portion 12 at a rear end of the main body 11. The receiving cavity 101 is located below the main body 11 of the first body 1. The terminal strip of the first terminal 201 is fixed to the first body 1 in an insert molding manner, and the first terminals 201 on the terminal strip are separated from each other. The receiving cavity 101 is located above the second body 6. The terminal strip of the second terminal 202 is fixed to the second body 6 in an insert molding manner, and then the second terminal strip is attached. The terminals 201 are cut off from each other.

Referring to FIG. 5 to FIG. 8 , the conductive terminal is provided with a holding portion 21 fixed on the insulating body, a resilient arm 22 protruding from the holding portion 21 into the receiving cavity 101 , and a welded portion 23 extending outside the insulating body. . The elastic arm 22 is provided with a contact portion 24 that is in contact with the electronic card in the card tray 7. The contact portion of the first terminal 201 protrudes downward into the receiving cavity 101, and the contact portion 24 of the second terminal 202 is upward. It extends into the receiving cavity 101. At the same time, the contact portion 24 of the first terminal 201 and the contact portion 24 of the second terminal 202 are vertically corresponding to each other and disposed opposite to each other, so that the card holder 7 can be inserted into the receiving cavity 101 in the forward and reverse directions, that is, the card. The bracket is inserted in the forward and reverse directions of 180 degrees, and the setting of the two-way plug also avoids the occurrence of erroneous insertion, that is, the card tray 7 can be inserted into the electronic card connector without considering the front and back, and the above-mentioned housing The cavity 101 is sandwiched by the upper and lower first and second bodies, and there is no other mechanical component in the middle, which can reduce the overall height of the electronic card connector and achieve a trend of thinning.

The conductive terminals of the first terminal 201 and the second terminal 202 are arranged in two rows. The elastic arms 22 of the conductive terminals extend into the receiving cavity 101 along the insertion and removal direction, and the elastic arms 22 can face the insulation. The rear end portion 12 of the body 1 moves to dock the corresponding electronic card. The welded portions 23 of the first terminal extend out of the rear end portion 12 of the first body 1 and are arranged in a row in a lateral direction perpendicular to the insertion and removal direction and in the same plane as the welded portion 23 of the second terminal 202.

As shown in FIG. 9 and FIG. 10 , the shielding shell 3 has a top wall 31 and a pair of side walls 32 bent downward from both sides of the top wall 31 , and the first terminal 201 is held together with the first body 1 . On the top wall 31 of the shielding case 3. The top wall 31 is provided with a through hole 33 penetrating the upper and lower surfaces thereof, and a guiding portion 34 located at the front end thereof and projecting into the receiving cavity 101. The through hole 33 is provided with a chamfered portion 330 which is located on the upper surface of the top wall 31 and whose opening is gradually enlarged outward. The first body 1 is integrally injection molded on the top wall 31 of the shielding case 3 and has a filled surface. The latching portion 13 of the corner portion 330, that is, the first terminal 201 and the shielding shell are integrally molded integrally with the first body 1 to further reduce the height of the insulating body and the shielding shell 3, thereby achieving miniaturization, not only maintaining the shielding shell 3 and the holding effect of the insulating body, and achieve the flatness of the top wall of the shielding shell. The through hole 33 is used for positioning the mold when the first body 1 is injection molded, and the fastening portion 13 securely fixes the first body 1 on the top wall 31 of the shielding case 3 without being easily detached.

The guiding portion 34 is a spring piece that is torn from the top wall 31 of the shielding shell 3 and extends inwardly into the cavity 101, and extends obliquely inwardly to facilitate guiding the insertion of the electronic card. The main body 11 of the first body 1 is provided with an inclined guiding portion 14 at the front end thereof, and the lower side of the inclined guiding portion 14 is lower than the lower side of the guiding portion 34 of the shielding case 3 in the vertical direction. The guiding portion 34 is located in front of the inclined guiding portion 14 and partially embedded in the first body 1 . When the card holder is inserted into the receiving cavity 101 of the electronic card connector 100, the card holder is first guided by the guiding portion 34 of the shielding case 3, and then along the inclined guiding portion 14 of the first body 1. The sliding is finally accommodated into the housing cavity 101; thereby avoiding the occurrence of the cartridge 7 directly colliding or scraping the body 11 of the insulative housing 1 upon insertion.

The side wall 32 of the shielding case 3 is provided with an elastic latching portion 35 that is not connected to the top wall 31 and a soldering leg 36 that is mounted to the circuit board. The elastic latching portion 35 protrudes into the receiving cavity 101. When the latching bracket 7 is inserted into the receiving cavity 101, the elastic latching portion 35 of the shielding shell 3 is locked in the latching slot 71 of the latching bracket 7. Secured with a good lock. The soldering legs 36 are in the same plane as the soldering portions 23 to be soldered to the circuit board together to ensure stable soldering of the electronic card connector to the circuit board.

The electronic card connector further includes a detecting terminal 4 integrally formed on the rear end portion 12 of the first body 1 and an elastic terminal 5 assembled to the rear end portion 12. The detecting terminal 4 and the first terminal 201 are identical. The strip is formed by stamping blanking and is provided with a contact portion 41 exposed to the rear end portion 12 and a solder portion 42 extending from the rear end portion 12, and the soldering portion 42 of the detecting terminal 4 and the soldering portion 23 of the conductive terminal are arranged. In a row. The elastic terminal 5 includes a curved portion 51 bent into the receiving cavity 101 and an abutting portion 52 at a free end of the curved portion 51. The abutting portion 52 of the elastic terminal 5 is located at the rear end of the contact portion 41 of the detecting terminal 4. And abutting on the contact portion 41 of the detecting terminal. When the card holder 7 is not inserted, the abutting portion 52 of the elastic terminal 5 abuts against the contact portion 41 of the detecting terminal; when the card holder 7 is fully inserted, the card holder 7 pushes the elastic terminal backward 5, the abutting portion 52 of the elastic terminal 5 is separated from the contact portion 41 of the detecting terminal, thereby forming a detecting action when the card tray 7 is inserted.

In the present invention, the conductive terminal has a first terminal 201 and a second terminal 202 respectively located on the upper and lower sides of the receiving cavity 101, and is provided with a holding portion 21 fixed on the insulating body, and a contact protruding from the holding portion into the receiving cavity. The portion 24 and the welded portion 23 extending out of the insulative housing. The contact portion 24 of the first terminal and the contact portion 24 of the second terminal are vertically corresponding to each other and disposed opposite to each other, so that the card holder can be inserted into the receiving cavity 101 in the forward and reverse directions, thereby avoiding misoperation. In the case of erroneous insertion and damage to the electronic card connector, in addition, the distance between the two ends of the door plate of the card holder is equal to each other, and it is not necessary to provide a foolproof structure, which improves the complexity of the mold manufacturing and reduces the manufacturing cost.

12 and FIG. 13 show an electronic card connector 200 according to a second embodiment of the present invention. The structure of the electronic card connector 200 is substantially the same as that of the electronic card connector 100 of the first embodiment. This is not repeated. The electronic card connector 200 differs from the electronic card connector 100 of the first embodiment in the following cases:

The guiding portion 34 of the shielding shell 3 is a rib protruding from the top wall 31 of the shielding shell 3 into the receiving cavity 101, and the strength of the shielding shell of the electronic card connector can be maintained. 34 is located in front of the inclined guide 14 and has a gap with the first body 1. The first terminal 201 and the second terminal 202 of the conductive terminal are arranged in two rows, and the elastic arms 22 of the two rows of conductive terminals of the first terminal 201 and the second terminal 202 extend in a lateral direction perpendicular to the insertion and removal direction. The inside of the receiving cavity 101 are disposed opposite to each other. The electronic card connector 200 is provided with an insulating bump 37 integrally molded on the elastic latching portion 35. The insulating bump 37 protrudes into the receiving cavity 101. The electronic card connector 200 has a slightly different structure from the electronic card connector 100 of the first embodiment, but it can all have the same technical effect in the corresponding electronic card connector.

In the above embodiment, the first body 1 , the first terminal 201 , and the shielding case 3 are integrally formed as a whole, and the second body 6 and the second terminal 202 are integrally formed to form the receiving cavity 101, which is convenient for the customer to configure. Realize the Cato 7 forward and reverse plug. Of course, the first body 1, the first terminal 201 and the shielding case 3 integrally formed by the invention can also cooperate with the circuit board to form a plug cavity, thereby reducing the height of the connector. The first body 1 and the first terminal 201 are disposed on the top wall 31 of the shielding shell 3, and a pair of side walls 32 are bent downward from both sides of the top wall 31, and the side wall 32 is installed. To the soldering leg 36 on the circuit board, the shielding case 3 and the lower side of the first body 1 and the circuit board are formed with a receiving cavity 101 to reduce the height of the electronic card connector and to achieve miniaturization. The first body 1 and the second body 6 are respectively located on the upper and lower sides of the receiving cavity 101 and are separated from each other. The second body 6 may be absent on the lower side of the receiving cavity 101, which is advantageous for expanding the electronic card connector to cooperate with other mechanisms. To achieve diversified use, to facilitate the adjustment of different needs of customers, the following side can be placed with other connectors different from the second body 6 for use, only a set of electronic card connectors can be used diversified, no need to open separately Mold, and reduce the mold manufacturing cost of the electronic card connector.

In the above, the above is only the preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention, that is, the simple equivalent changes and modifications made in the claims and the description of the present invention should be It is still within the scope of the invention patent.

Claims

An electronic card connector for inserting a card holder for accommodating an electronic card on both sides, the electronic card connector comprising an insulative housing, a conductive terminal fixed in the insulating body, and a shielding shell covering the insulating body, A receiving cavity for inserting a card tray is formed in the insulating body; the conductive terminal has a first terminal and a second terminal respectively located on upper and lower sides of the receiving cavity, and the first and second terminals are respectively provided a holding portion fixed on the insulating body, a contact portion protruding from the retaining portion into the receiving cavity, and a soldering portion extending from the insulating body, the insulating body including the first integrally molded on the first terminal and the shielding shell The contact portion of the first terminal and the contact portion of the second terminal are vertically corresponding to each other and disposed opposite to each other, so that the card holder can be inserted into the receiving cavity in the forward and reverse directions to abut against the contact portion.
The electronic card connector according to claim 1, wherein the insulative housing further comprises a second body integrally molded on the second terminal, wherein the first body and the second body are respectively located above and below the receiving cavity. Both sides are separated from each other.
The electronic card connector according to claim 2, wherein the shielding case has a top wall and a pair of side walls bent downward from both sides of the top wall, and the first body is integrally injection molded in the shielding a top wall of the casing, wherein the top wall is provided with a through hole penetrating the upper and lower surfaces thereof, the through hole is provided with a chamfered portion on the upper surface of the top wall and the opening is gradually enlarged outward, and the first body has Fill the clasping part of the chamfered part.
The electronic card connector according to claim 3, wherein the side wall of the shielding case is provided with an elastic latching portion that protrudes toward the receiving cavity side, and the electronic card connector is integrally molded and elasticized. An insulating protrusion on the holding portion, the insulating protrusion protruding into the receiving cavity to hold the card holder.
The electronic card connector according to claim 1 , wherein the contact portion of the conductive terminal extends into the receiving cavity in the insertion and removal direction, and the contact portion extends toward the rear end of the insulating body.
The electronic card connector according to claim 1, wherein the first terminals are arranged in two rows, and the contact portions of the two rows of first terminals extend into the receiving cavity in a lateral direction perpendicular to the insertion and removal direction and Set relative to each other.
The electronic card connector according to claim 5 or 6, wherein the first terminal is formed by stamping and blanking of a strip and the second terminal is formed by stamping and blanking of another strip, the first terminal. The welded portions are arranged in a row in a lateral direction perpendicular to the insertion and removal direction and in the same plane as the welded portions of the second terminals.
The electronic card connector according to claim 2, wherein said first body is provided with a rear end portion at a rear end thereof, and said electronic card connector comprises a splicing integrally formed at a rear end portion of said first body The measuring terminal and the elastic terminal assembled at the rear end portion, the detecting terminal and the first terminal are stamped and blanked by the same material strip, and are provided with a contact portion exposed to the rear end portion and a welded portion extending from the rear end portion. The soldering portion of the detecting terminal and the soldering portion of the conductive terminal are arranged in a row, and the elastic terminal includes a bent portion bent and extended into the receiving cavity and an abutting portion located at a free end of the bent portion, and the elastic terminal abuts The portion is located at the rear end of the contact portion of the detecting terminal and abuts against the contact portion of the detecting terminal.
An electronic card connector assembly for connecting an electronic card, the electronic card connector assembly comprising an electronic card connector and a card holder, the electronic card connector comprising an insulative housing, a conductive terminal fixed in the insulating body, and a cover The shielding body of the insulative housing has a receiving cavity formed therein and a first body and a second body respectively disposed on two sides of the receiving cavity, wherein the conductive terminal is provided with a contact portion protruding into the receiving cavity And a soldering portion extending from the insulative housing, the card holder having a carrying portion for arranging the electronic card and a door panel at a front side of the carrying portion, the carrying portion being inserted into the receiving cavity, the door panel being located outside the receiving cavity; The first body is integrally injection-molded on the first terminal and the shielding case; the contact portions of the conductive terminals on the first body and the second body are vertically corresponding and disposed opposite to each other, respectively, and the electronic card on the upper and lower sides of the card tray Corresponding to the contact, and the distance between the two ends of the door plate protruding from opposite ends of the bearing portion is equal.
The electronic card connector assembly according to claim 9, wherein the card holder is provided with a card slot respectively located on the upper and lower surfaces thereof and a support portion located in the middle of the card slot, wherein the two card slots of the upper and lower surfaces have the same structure And they are symmetrically arranged in center.
An electronic card connector for mounting on a circuit board, the electronic card connector comprising a first body, a first terminal fixed in the first body, and a shielding shell covering the periphery of the first body; The shielding housing has a top wall and a pair of side walls bent downward from both sides of the top wall, the side wall is provided with welding legs mounted on the circuit board, and the first body is integrally injection molded The first body and the shielding case are combined with the circuit board to form a receiving cavity for inserting an electronic card in the insertion and removal direction, and the first terminal has a first terminal supported on the first body. The holding portion and the self-holding portion protrude downward into the elastic arm in the receiving cavity and the welded portion extending from the first body.
The electronic card connector according to claim 11, wherein the top wall is provided with a through hole penetrating through the upper and lower surfaces, and the through hole is provided with a chamfer which is located on the upper surface of the top wall and the opening is gradually enlarged outward. The first body has a fastening portion filled with a chamfered portion.
The electronic card connector according to claim 11, wherein the top wall of the shielding case is provided with a guiding portion at the front end and protruding inward, and the guiding portion is located at the front end of the first body.
The electronic card connector according to claim 13, wherein said guiding portion is a rib projecting inward from a top wall of the shielding case.
The electronic card connector according to claim 13, wherein said guiding portion is a resilient piece that is torn from the top wall of the shielding housing and extends inwardly and extends obliquely inward.
The electronic card connector according to claim 13, wherein said first body is provided with an inclined guiding portion at a front end thereof, and said lower side of said inclined guiding portion is lower than said shielding case in a vertical direction The lower side of the guiding portion of the body, the guiding portion is located in front of the inclined guiding portion and partially embedded in the first body.
The electronic card connector according to claim 11, wherein said welded portions are arranged in a row in a lateral direction perpendicular to the insertion and removal direction, and said welded portion is in a vertical direction perpendicular to the insertion and removal direction. The height is lower than the height of the elastic arm.
The electronic card connector according to claim 11, wherein the side wall of the shielding case is provided with an elastic holding portion protruding toward the receiving cavity side, and the electronic card connector is integrally molded and elasticized. An insulating protrusion on the holding portion, the insulating protrusion protruding into the receiving cavity.
The electronic card connector according to claim 11, wherein said first body is provided with a rear end portion at a rear end thereof, and said electronic card connector comprises a splicing integrally formed at a rear end portion of said first body. The measuring terminal and the elastic terminal assembled at the rear end portion, the detecting terminal and the first terminal are stamped and blanked by the same material strip, and are provided with a contact portion exposed to the rear end portion and a welded portion extending from the rear end portion. The soldering portion of the detecting terminal and the soldering portion of the first terminal are arranged in a row, and the elastic terminal includes a bent portion bent into the receiving cavity and an abutting portion located at a free end of the bent portion, and the elastic terminal is abutted The connecting portion is located at a rear end of the contact portion of the detecting terminal and abuts the contact portion of the detecting terminal.